108 



(TiTMNOCLADUS.— HAMAMELIS. 



ana^alloi'dea, (water hede^e-hyssop, w- 

 b. Ju. li.) sub-erect, very smooth ; stem 4- 

 sided ; leaves oblongoval, sparingly den- 

 ticulate, shorter than the flowers ; calyx 

 without bracts, subulate, pubescent ; corol 

 smooth within ; divisions generally obtuse. 

 3-6 i. 



misaouria'na, (J. y. 2/.) erect, terete, 

 nearly simple ; leaves narrow, lanceolate, 

 connate, opposite, toothed at the apex ; ped- 

 uncles longer than the leaves ; segments 

 of the calyx linear lanceolate, mope than 

 half as long as the tube of the corol; bracts 

 longer than the calyx ; whole plant viscid- 

 pubescent. 4-6 i. 



Jlorida'iia, (y. Mai*. ©.) glabrous, erect; 

 leaves lanceolate, obsoletely denticulate, 

 acutish ; peduncle longer than the leaf; 

 flowers largish, divisions emarginate. 9 i. 



visco'sn, (w-p. Ap. 24^.) stem assurgent, 

 viscid pubescent, sub-terete ; leaves smooth, 

 sessile, lanceolate, acutish, dentate, 3- 

 nerved ; peduncles long ; divisions of the 

 calyx equal, lance-linear; bracts broader, 

 expanding, shorter than the caljTc; corolla 

 pubescent within ; sterile filaments two ; 

 capsules ovate, as long as the calyx. 



pilo'sa, (w. Ju. %.) erect, branching, very 

 hairy; stem 4-sided; leaves sessile, oval, 

 dentate ; flowers sub peduncled ; divisions 

 of the calyx unequal ; two intermediate 

 ones small, setaceous ; corolla smooth with- 

 in ; sterile filaments 2, very minute. 1-2 f. 

 GYMNOCLA'pUS. 20—10. {Legnminosa.) 



canadeit,"sis, (coflee-tree, w. J. Tp.) leaves 

 bipinnate ; leafets oval, acuminate, pubes- 

 cent ; flowers in racemes. 

 GYMNOSTY'LES. 17—4. (Cori/mMferce.) 



[From gumnos, naked, and stulos, style.] 



tiolo)iif"c7-a, (M. 24^.) herbaceous, procum- 

 bent, creeping, glabrous; leaves pinuatifid ; 

 flowers sessile at the root. 

 GYNANDROP'SIS. 6—1, (Capparidcs.) 



pentaphyV'la, (w. Ju. ^.) smooth ; leaves 

 quinate and ternate ; leat'ets entire, sub-ser- 

 rulate ; stamens inserted on the pedicel of 

 the germ. 2 f. 

 GYRO'MIA. See Medeo'ta. 

 GYROPHO'RA, 21—5. (Alg(E.) [Fiom gy- 

 ros, a circle, and sphero, spherical.] 



jjennsylva' nica, frond tawny olive, un- 

 der side rough granulate ; receptacles mar- 

 ginated. On rocks and mountains. 

 HABENa'RIA. 18—1. iOrchidecE.) [From 



habcna, a thon^.] 



psyco'dcs, (g-w. Ju. ll) lip 3-parted ; 

 segments finely divided ; petals obtuse ; 

 horn filiform, clavate, ascending, longer 

 than the germ. 



cilia' ris, (orchis, y. Ju. 2^.) lip lance-ob- 

 long, pinnatn-ciliate, twice as long as the 

 petals; spur longer than the germ. 1-2 f. 

 ** dilata'ta, (giant orchis, w. or g. J. 2X ■) 

 spur shorter than the germ ; lip entire, lin- 

 ear, with the base dilated, of the length of 

 the spur ; bracts of the length of the flower ; 

 stem leafy; in the mountain woods the 

 Bowers are green, in the meadows white. 

 .-4f. 



1 radea'ta, (vegetable satyr, g-w. M. 24-) 

 lip linear, emarginate, obsoletely 3-toothed ; 



spur short, sub-inflated, somew^hat 2-lobed , 

 bracts twice as long as the flowers, leaf- 

 like, spreading; roots palmate. 6 10i. 



macropUyV'la, (g-y. J. 2^.) lip lanceolate, 

 entire, acuminate ; spur longer than the 

 germ, serrate, nearly straight; upper petals 

 ovate, acute ; scape with 2 broad-oval sub- 

 erect leaves at the base. 1 f. 



(pnn"quexe'ta, (w.) lip 3-parted ; lateral 

 segments setaceous ; inner petals 2-parted ; 

 lower segment setaceous, nearly as long as 

 the outer petal ; spur twice as long as the 

 germ ; leaves lance-oval ; bracts acumi- 

 nate. 2 f. 



intefgra, (y. Ju. 2^.) lip oblong, entire, 

 longer than the inner petals; spur longer 

 than the germ, acute at the point; stem 

 leafy; bracts shorter than the flowers. 



fusces"cens,{p-y. Ju. 11.) lip ovate, toothed 

 at the base; petals spreading; spur subu- 

 ' late, of the length of the germ ; bracts 

 j longer than the flowers. 



hcrbio'Ia, (y. J. 2^.) lip oblong, obtuse, 

 I toothed at the base ; palate 1-toothed ; spur 

 j filiform, shorter than the germ ; bracts long- 

 er than the flowers. 1 f. 



grand ijlo'ra. (p, J.) lip dependent, twice 

 'as long as the petals, 3-parted; divisions 

 i wedge-form, fringed ; middle one largest, 

 with connivent fimbria ; lateral petals fim- 

 briate ; spur ascending, clavate, longer than 

 the germ ; leaves oval-oblong. 2 f. 



iiici'sa, (w-p. Ju. 2-(.) hp 3-parted; di- 

 visions wedge-form, gash-toothed, middle 

 one emai-ginate; lateral petals obtuse, sub- 

 dentate ; spur subulate, ascending, of the 

 length of the germ. 2-4 f. 



fis"sa, (p. Ju. 2X.) lip 3-parted; divisions 

 wedge-form, toothed ; intermediate one 2- 

 lobed ; spur filiform, clavate, ascending, 

 longer than the germ. 



re'pens, (y-g. Au. 2^.) lip 3-parted ; late- 

 ral segment setaceous ; inner petals 2-part- 

 ed; lower segment setaceous, scarcely 

 longer than the outer petals ; horn as long 

 as the germ; leaves naiTow, lanceolate; 

 bracts acute. S. See Orchis. 

 HALE'SIA. 15—12. (Malvacece.) 



tetraptefra, (snow-drop tree, w. Ap. '^ .) 

 leaves lance-oval, acuminate, sen-illate ; 

 corolla 4-cleft ; fruit 4-winged. 



dipie'ra, (w. A p. 1?.) leaves lance-ova. 

 and ovate, acuminate, serrulate ; petals 4 ; 

 flowers octandrous; fruit compressed, with 

 two large wings. S. 



parvrfidra, ( ^ .) fruit unequally and 

 somewhat 4-winged, clavate, small ; flow- 

 ers small. S. 

 IIALYME'NIA. 21—4. (Algm.) 



palma'ta, frond flat, sub-palmate ; divis- 

 ions oblong, sub-simple ; color reddish pur- 

 ple ; substance at first thin and membrana- 

 ceous, at length passing into a soft leatheiy 

 substance. In the sea. 

 IIAMAME'LIS. 4-2. (Berb^rides.) 



virgin"ica, (witch hazol, y. Oct. '^.) 

 leaves obovate, acute, toothed, cordate, 

 with a small sinus. Var. pa^vi folia, leaves 

 oblong-ovate, upper part undulate, coa.-se 

 crenate, pubescent, and somewhat hirsute 

 beneath ; divisions of the calyx oblong. 



